Time travel game, starting from Kingdom Come: Deliverance

Bad news: I've been transported to the Middle Ages.
Good news: We can also open the door back to the modern era.
Even better news: the door can also lead to multiple worlds.
……
President of a Hanfu (traditional Han clothing) club, a Bohemian warlord, a disciple of Zhang Sanfeng, and the underground emperor of Chicago...
As Mo Jiang's ability to travel through time begins to extend to more and more worlds, an empire spanning the multiverse is being born.